Firearm target backstop



FIG. 1 is a front perspective view of a firearm target backstop showng my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a sectional view thereof taken along line 4--4 of FIG. 1. 

The ornamental design for a firearm target backstop, as shown and described. 